Replacement B21Bn9H 7.6V 32Wh Battery for Asus VivoBook E402NA
Replacement B21Bn9H 7.6V 32Wh Battery for Asus VivoBook E402NA
Battery Type: Li-ion, Battery Volt: 7.6V, Capacity: 32Wh, Battery Color: Black, Condition: 100% New, Warranty: 12 months
Compatible Model Numbers:
E402MA, E402NA-2A, E402NA-2B, EeeBook E402MA-EH, EeeBook E402MA-EH01, EeeBook L402MA-WX0139T, VivoBook E402NA
Compatible Part Numbers:
B21Bn9H
Follow the notice below, Better using your Asus B21Bn9H Laptop Battery
- Storage - Store your B21Bn9H Laptop Battery in a clean, dry, cool place away from heat and metal objects. The Asus B21Bn9H batteries will self-discharge during storage; remember stored at about 40% state-of-charge.
- Charge and discharge - For lithium ion batteries, you do not need to discharge them fully and recharge constantly. You need to do a full discharge only about every 30 charges. Do not charged to higher voltages than its threshold voltage
- Exercise Your B21Bn9H Battery - Do not leave your batteries dormant for long periods of time. We recommend using the battery at least once every two to three weeks. If a battery has not been used for a long period of time, perform the new battery break in procedure described above.
- Calibrate Your batteries - If your Battery's 76% even less in work , you must fully charge, fully discharge, and then fully recharge the Laptop Battery pack.
Consider removing the B21Bn9H battery from a laptop when running on fixed power - Do not short-circuit. A short-circuit may cause severe damage to the battery.
- Avoid propping your laptop on a pillow, blanket, or other soft surface that can heat up. Your B21Bn9H battery is a lot less efficient when not within its standard operating temperature range.
Attention:
- If the capacity is low in current,CPU will be in electricity-saving model and battery can not be charged.In this case,take off the battery and fit on to rouse the CPU. The B21Bn9H battery can be charged then.
- Remove the battery when don't use if for long time,or the currency will be lost and the cell will be damaged.
- Recharge the battery as the circle more than once per month to make the management of capacity reach its best status, and prolong Asus B21Bn9H Laptop Battery useful life.